PROFESSIONAL SUMMARY:

• A Tech agnostic individual having 8+ years of combined IT experience in Infrastructure Orchestration,provisioning, DevOps, Configuration management, and Database administration.
• Love working with cutting edge technology like Kubernetes, Spinnaker, Docker,Terraform,Packer.
• Sound Knowledge in Infrastructure as code, Immutable infrastructure, Containerization, Orchestration and Microservices.
• Extensive knowledge on Kubernetes ecosystem such as from Cloud to bare metal, stateless to stateful application, storage to service mesh.
• Strongly believe in business and build solutions having the best business interest.
• Enjoy implementing Lean practices and processes of Lean methodologies in Enterprise like environment for faster releases, continuous feedback loop and achieving organisation's target in the most cost effective and efficient way.
• Passionate about R&D of Cloud native Databases like CockroachDB and Vitess(mysql) running on top of Kubernetes with storage solution like CNCF’s rook.io .
• Created the automated build and deployment process for application, Refactoring for better user experience, and leading up to building a continuous integration system for all our products.
• Sound knowledge in Continuous Delivery techniques like Blue/Green and Canary deployment.
• Implemented AWS solutions like EC2, S3, RDS, EBS, Elastic Load Balancer, and Autoscaling groups, Optimized volumes and EC2 instances using Terraform.
• Organized and Coordinated Product Releases, work closely with product development, QA, Support across global locations to ensure successful releases.
• Experience in all the phases of Software Development Life Cycle (Requirements Analysis, Design, Development, Verification and Validation) along with various agile methodologies.
• Ensure loose coupling of services in order to make changes quickly and independently.
• Coordinate/assist developers with establishing and applying appropriate branching, enable Continuous Delivery for Deployment into several environments of Test, QA, Stress, and Production using Jenkins
• Exceptional ability to collaborate with team members for code and design reviews. Self - motivated worker with strong focus on business goals and end-user experience.
• Excellent comprehensive exposure on Cassandra, MongoDB, Hadoop and Oracle from installation, configuration, data modeling to maintaining and performance tuning.Installation of MongoDB, Cassandra, Hadoop on physical on Virtual machines using Vagrant as well as AWS.
• Performance tuning and stress-testing of NoSQL database environments in order to ensure acceptable database performance in production mode.
• Knowledge in software development life cycle methodologies like waterfall, agile and scrum to support project deployment.
• Love to read articles, blogs and books to continuously deliver better software.
• A big advocate for Lean Enterprise.

TECHNICAL EXPERTISE:

Operating Systems: CoreOS, RancherOS, Ubuntu, RHEL, CentOS

Databases: Cassandra 2x,3x, MongoDB 2x,hadoop 2x, Oracle 10gR2, 11gR2, Postgres, MySQL, redis, CockroachDB

Language: CQL, MQL, HQL, SQL, PL/SQL, Java, Javascript, C#, VBscript Shell Script, XML, python, json, bson

Ticketing tool: Quality Center, JIRA, Service Now

PROFESSIONAL EXPERIENCE:

Confidential, Atlanta, GA

Platform Solutions Architect

Responsibilities:

• Work Closely with SVP, VP and Directors of respective team to implement practices and policies of Lean Enterprise. Guide the development and operation team to cut down costs while making system/application more efficient.
• Focus on creating a technology agnostic team to deal with rapid advancement of technology by Creating a culture of continuous learning and Innovation.
• Test new ideas with the help of A/B testing and when it succeeds, provide respective team with sufficient resource to continue in production.
• Involved in the migration from a Monolithic architecture to Microservices.
• Created Immutable infrastructure leveraging tool like Packer to bake custom build ami and provision them using Terraform.
• Created Terraform configuration file for EC2 instances, Elastic Load balancers and S3 buckets.
• Configured Jenkins job to spin up infrastructure using Terraform scripts and modules.
• Created Terraform module to implement self service practices where developer/tester can kick off their own deployment whenever necessary.
• Provision, deployment, orchestration, and operations across multiple data centers and cloud providers, Core Coverage, Cloud-Specific Infrastructure and Systems and Architecture Cloud Planning.
• Setting up of Cloud Native architecture & Kubernetes.
• EFK stack (ElasticSearch, Fluentd and Kibana) on Kubernetes, Helm charts and Deis workflow for Kubernetes.
• Writing Dockerfiles with best practices, Docker container management along with volumes, container based DB and services, Docker Artifactory configuration and setup.
• Utilize Kubernetes for creating new Projects, Services for load balancing and adding them to Routes to be accessible from outside, Creation of Pods through new application and define auto scaling of pods, troubleshooting pods through ssh and logs, templates, used Flannel for communication of different subnet.
• Used Kops for AWS deployment of Kubernetes master and worker.
• Research analyst on Integration tools to increase productivity for the internal company wide development teams.
• R&D of Canary deployment using Spinnaker and Kubernetes.

Environment: Terraform, Kubernetes, istio,Ambassador, Forge, Docker, Spinnaker, Cloudbees, Elasticsearch, CoreOS, JFrog Artifactory, Git, Cloudbees, Jenkins, JIRA, HAProxy, Nginx, F5, Java, Agile, Scrum, Angularjs, Bootstrap, JDBC, Geronimo, IAC, Slack

Confidential, Duluth, GA

Devops Engineer

Responsibilities:

• Headed up team responsible for next generation performance engineering best practices, and provided consulting expertise for existing product teams on how to integrate performance into development life cycles.
• Provisioning of EC2 instances,Amazon RDS, VPC construction, Security Group policies, IAM, Route 53, S3, Glacier, OpsWorks.
• Cost reduction strategies. Server and service consolidation, migration of legacy systems into virtualized environments.
• Systems design and architecture to meet capacity and throughput demands, as well as performance requirements.
• Using Jenkins AWS CodeDeploy plugin to deploy to AWS.
• Designed and worked with a team to implement ELK (ElasticSearch, Logstash, and Kibana) Stack on AWS.
• Implemented a Continuous Delivery pipeline with Docker, Jenkins and GitHub and AWS AMI's, Whenever a new GitHub branch gets started, Jenkins, our Continuous Integration server, automatically attempts to build a new Docker Image from it. Then use this Image in Dev/QA/Stage and at last Production environment.
• Ensure proper version control, revision labels and baseline management procedures as part of the release process.
• Work closely with the Networks and Security Team in opening firewalls and DNS requests required for the infrastructure.
• Documented and edited the deployment procedures, customer facing and resolution issues on WIKI for our feature references.
• Design, integration and management of Amazon Web Services cloud solutions.
• Collaborate in the automation of AWS infrastructure via Terraform and Jenkins - software and services configuration via chef cookbooks or Chef solo.
• Developed an automated, continuous, build process that reviews the source code, identifies build errors and notifies appropriate parties to expedite/facilitate synchronization to the latest build
• Created a Continuous Delivery process to include support building of Docker Images.

Environment: Terraform, Chef, Jenkins, Docker, ElasticSearch, Logstash, Kibana, AWS, Git, HAProxy, Nginx, F5, Java, Agile, Scrum, CI/CD, IAC, CentOS, Ubuntu, Windows, Vagrant, Slack

Confidential, Atlanta, GA

DevOps Engineer

Responsibilities:

• Installed, Configured and Administered Jenkins Continuous Integration Tool.
• Developed build and deployment scripts using ANT and MAVEN as build tools in Jenkins to move from one environment to other environments.
• Performed Branching, Tagging, Release Activities on Version Control Tools: SVN, GIT.
• Implemented AWS solutions using EC2, S3, RDS, EBS, Elastic Load Balancer, and Autoscaling groups
• Used IAM to create new accounts, roles and groups and policies.
• Designed and documented CI/CD tools configuration management.
• Worked with product delivery team to help with writing code for continuous delivery tools and automation.
• Configured S3 versioning and lifecycle policies to and backup files and archive files in Glacier.
• Created monitors, alarms and notifications for EC2 hosts using CloudWatch.
• Organized and Coordinated Product Releases, work closely with product development, QA, Support across global locations to ensure successful releases
• Responsible for technology research, budgeting, feasibility, evaluation and proof of concept.
• Systems design and architecture to meet capacity and throughput demands, as well as performance requirements.

Environment: Python, Shell scripting, JSON,RHEL 6/7,CentOS 6.5, EC2, S3, RDS, EBS, CI/CD, CloudWatch, Jenkins, Chef, Ansible, Vagrant.

Confidential

RDBMS and NoSQL DBA

Responsibilities:

• Involved in start to end process of Oracle, Hadoop, Cassandra, MongoDB cluster setup such as installation, configuration using Puppet.
• Responsible for Cluster maintenance & Monitoring, commissioning and decommissioning Datanodes, Troubleshooting, Manage & review data backups, Manage & review Hadoop log files.
• Monitoring systems & services, architecture design & implementation of Hadoop deployment, configuration management, backup and disaster recovery systems and procedures.
• Installation of various Hadoop Ecosystems and Hadoop Daemons.
• Configured various property files like core-site.xml, hdfs-site.xml, mapred-site.xml based upon the job requirement.
• Worked with the Data architect and the Linux admin team to set up, configure, initialize and troubleshoot an experimental cluster.
• Used DataStax OpsCenter and nodetool utilities to monitor the cluster.Wrote and modified YAML scripts to set the configuration properties like node addresses, replication factors, memTable size and flush times etc.Used the Datastax Opscenter for maintenance operations and Keyspace and table management.
• Add / remove replica and shard nodes in MongoDB Cluster as needed.
• Performed CRUD operations like Update, Insert and Delete data in MongoDB.
• Design & implement sharding and indexing strategies for huge data sets.
• Work with Development, Storage and Network teams in installation and administration of MongoDB in the IT Enterprise Environment.Set and tune System Parameters for MongoDB.
• Rebuild the indexes in a timely manner to make sure index statistics are upto date.
• Recovered Databases ( from Media Failure, tables dropped accidentally, data files, from Block Corruption).Used Flashback technologies-Flashback Table, Flashback Query & Flashback Database to recover from user errors and minimize the Full/Incomplete database recoveries.Monitoring Scheduled jobs of the daily activities for the performance of all the databases.

Environment: Oracle 10g/11g,Hadoop 2X, Oracle Grid Control, Datapump, RMAN, SQL *Loader, Exp/Imp, Toad,Xming,RHEL 6.7, CentOS 6.2, Shell Scripting, Java (JDK 1.7), MapReduce, Zookeeper,Cassandra 1.2, DevCenter, Cqlsh, OpsCenter, Shell Scripting, AWS S3, ubuntu, putty, windows, mongos, Git, Puppet.

Confidential

QA Analyst

Responsibilities:

• Performed peer to peer reviews and communicated the inconsistencies between the requirements and application. Prepared test data and Compared the Expected Results with the Actual Results and the Results are Stored in the Quality Center/ALMOrganized logical flow, schedule and execute test on QC/ALM also created, monitored and analyzed test results on QC/ALM.
• Developed test oriented SQL Queries to query the database to test the back end process of the application. Worked on SQL Tools like TOAD and SQL Server Management Studio to run the SQL Queries.
• Performed System Testing for Browser compatibility and Involved in Cross browser testing. Uploaded WSDL and xsd files to create test cases for web services in SoapUI,Created bugs in TFS (Team Foundation System) and verified fixed bugs.
• Actively involved and Interacted with Business Analysts and developers to resolve technical issues through UAT to production. Executed web services test scripts in SoapUI for transactions and verified in the backend system.
• Tested databases like Oracle and MySQL for backend testing.

Environment: Oracle 10g,MySQL 5.1, RHEL 6.1,Quality Center, ALM,TOAD,SQL plus,WinScp,putty,Windows.